<html>
<h1>JSP2.0 Expressions</h1>

<table border="1">
    <tr>
        <th>Expression</th>
        <th>Result</th>
    </tr>
    <tr>
        <td>\${param["A"]}</td>
        <td>${param["A"]}&nbsp;</td>
    </tr>
    <tr>
        <td>\${header["host"]}</td>
        <td>${header["host"]}</td>
    </tr>
    <tr>
        <td>\${header["user-agent"]}</td>
        <td>${header["user-agent"]}</td>
    </tr>
    <tr>
        <td>\${1+1}</td>
        <td>${1+1}</td>
    </tr>
    <tr>
        <td>\${param["A"] * 2}</td>
        <td>${param["A"] * 2}&nbsp;</td>
    </tr>
</table>
</html>
